Prof. Dr. Emad M El-Omar is the Professor of Medicine at the St George and Sutherland Clinical Campuses, UNSW Australia, and the Director of the Microbiome Research Centre at St George Hospital, Kogarah. He graduated in Medicine from Glasgow University and trained as a gastroenterologist. He worked as a Visiting Scholar/Scientist at Vanderbilt University, and National Cancer Institute, and was a Professor of Gastroenterology at Aberdeen University, Scotland, from 2000–2016 before taking up the Chair of Medicine at St George & Sutherland Clinical School, UNSW. He is a Fellow of the Royal Society of Edinburgh. He is a Member of the American Gastroenterological Association and the British Society of Gastroenterology, and an Honorary Fellow of the Hong Kong Society of Gastroenterology. He is the Editor-in-Chief of Gut. His research interests include all aspects of the microbiome, inflammation-driven GI cancer, and IBD.